Peerless TC8FD00-04
4Ω
8ΩFull-range
3″ / 76 mm
Nominal diameter
140 Hz
Resonance
0.94
Q factor
84 dB
Sensitivity
± 3.73 mm
Linear excursion
50 W
Program Power
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Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
84.1
dB
Frequency response
100 - 15000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
140
Hz
Mechanical quality factor
QMS
2.80
Electrical quality factor
QES
1.40
Total quality factor
QTS
0.94
Large signal parameters
Maximum linear excursion
xmax
3.73
mm
Air volume displaced at xmax
VD
12
cm³
Power handling
P
25
W
Program power
Pmax
50
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.3
Ω
Inductance (1kHz)
LE
0.05
mH
VC Diameter
19
mm
Magnet
Force factor
Bl
2.43
N/A
Motor constant
Bl/√RE
1.34
N/√W
Air gap height
HAG
4
mm
Material
Ferrite
Diaphragm
Effective diameter
65
mm
Effective area
SD
33
cm²
Moving mass
MMS
2.8
g
Moving mass (without air load)
MMD
2.7
g
Material
Patented PentaCut
Suspensions
Stiffness
KMS
2.22
N/mm
Compliance
CMS
450
µm/N
Equivalent volume to the compliance
VAS
0.696
L
Mechanical resistance
RMS
0.88
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
3
″
76
mm
Volume occupied by the driver (estimated)
0.11
L
Net weight
0.3
kg
Frame material
Pressed Steel
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Celestion AF301016 Ω
3″Full-range
fS
129 Hz
SD
33 cm²
120 - 18000 Hz
QTS
0.74
xmax
2.8 mm
SPL1W
84 dB
Bl/√RE
1.85
Pmax
70 W
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3.5″Full-range
fS
130 Hz
SD
36 cm²
70 - 20000 Hz
QTS
0.97
xmax
3.9 mm
SPL1W
85 dB
Bl/√RE
1.26
Pmax
60 W
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3″Woofer
fS
145 Hz
SD
30 cm²
150 - 12000 Hz
QTS
1.01
xmax
1.5 mm
SPL1W
86 dB
Bl/√RE
1.19
Pmax
40 W